package edu.sctu.practice.class02.renzhaoxu.study;

/**
 * Created by Administrator on 2015/10/30.
 */
abstract class Lesson {

    public void process(){

        openComputer();
        learn();
        closeComputer();
    }


    void openComputer(){

         System.out.println("打开电脑");
    }

    void learn(){

        System.out.println("听讲");

    }

    void closeComputer(){

        System.out.println("关闭电脑");

    }


}
